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IONQ · IonQ, Inc.

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$37.83 +0.05 (+0.13%) At close · Sep 2
Market Cap
$14.39B
Shares
381.00M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 804
Total Value: $12,877,365,974
Total Shares: 241,783,581
Showing 1–100 of 862 holdings by value · page 1 of 9

Institutional Ownership Trend

22 quarters

Holder Concentration

Across 804 13F filers · Δ vs Mar 31, 2026
Top Holder
10.9%
Sep 2023 → Jun 2026 · range 10.9% – 25.6%
−1.8 pts
Top 5
38.7%
Sep 2023 → Jun 2026 · range 38.7% – 57.5%
−1.3 pts
Top 10
55.1%
Sep 2023 → Jun 2026 · range 55.1% – 70.2%
−1.9 pts
HHI
407
Sep 2023 → Jun 2026 · range 407 – 1,101
Broadly held−36

Quarterly Activity

vs Mar 31, 2026
New
241
Increased
314
Decreased
158
Sold Out
85
Unchanged
91
Holder count: +156
Institutional value: +90.2%
Shares held: +2.9%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 862
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1824920 CUSIP 46222L108 13F (30d) 526 filings 509 filers Visit website Investor relations